Skoda Karoq Seat Leon Mk3 Active Charcoal Fuel Filter Hose Line Pipe 05E133366AE

Skoda Karoq Seat Leon Mk3 Active Charcoal Fuel Filter Hose Line Pipe is an original fuel system component from Volkswagen, designed for gasoline-powered vehicles. It ensures a proper connection between the charcoal canister and the fuel tank, supporting stable fuel system operation and reducing fuel vapor emissions.

Specifications and technical data

• SKU: 05E133366AE
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 05E133366AE
• Substitutable numbers: 05E133366AE, 05E 133 366 AE
• Fuel type: Petrol
• Category: Fuel Filters

Purpose and function in the fuel system

The described hose is a component from the Fuel filters group, working in conjunction with the fuel tank charcoal canister in vehicles with gasoline engines. Its task is to safely route fuel vapors between the tank and the filtering system, which helps maintain correct system pressure and supports the operation of the venting system.

A properly selected charcoal filter hose is essential for:

• stable operation of the gasoline fuel system,
• limiting uncontrolled fuel vapor leaks,
• maintaining correct combustion parameters and engine performance.

Compatibility with Skoda and Seat models

Skoda Karoq and Seat Leon Mk3 utilize similar design solutions within the fuel system as part of the Volkswagen Group. Using a dedicated charcoal filter hose allows for maintaining the factory routing geometry, which facilitates installation and minimizes the risk of tension or leaks.

Thanks to this component, it is possible to restore the proper operation of the fuel vapor recovery system after repairs, collisions, or the replacement of other components around the tank and charcoal canister.

Technical characteristics and advantages of use

The hose has been designed to work with a gasoline fuel system, meaning it is resistant to typical operational loads in such engines. The hose construction is adapted for operation in the chassis compartment and near the fuel tank, where temperature changes and contact with fuel vapors occur.

In practice, using an original charcoal filter hose offers a number of benefits:

• preservation of factory routing and mounting points,
• better system tightness compared to generic replacements,
• consistency with other fuel system components in Volkswagen Group vehicles.

Condition of the component and use in repairs

The offered hose comes from the used parts category, which allows for an economical repair of the fuel system while maintaining the manufacturer's original specifications. This type of component is particularly useful when fixing faults related to leaks, onboard diagnostic system errors concerning the fuel vapor circuit, or after mechanical damage in the tank area.

Replacing the charcoal filter hose is recommended when cracks, signs of abrasion, or deformations are visible, or when problems with proper fuel tank venting occur.

Volkswagen fuel filters – expansion and system modernization

If you are planning a comprehensive repair or modernization of the fuel system area in your Volkswagen and need other elements from the same group, such as filter housings, supply lines, or mounting elements, check out the available parts in the Volkswagen fuel filters category.

Technical support for selecting fuel system components

When working with a gasoline fuel system, it is worth paying attention to the condition of all components – from hoses and the charcoal canister to elements responsible for fuel delivery. To better understand the relationships in this system and make informed choices when buying used parts, read the article: Fuel delivery problems: what to look for when buying a used injection pump and fuel rails?.